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Michael Markham

📍 Vaughan, CA: #282 of 927 inventorsTop 35%
Overall (All Time): #2,121,530 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7715032 Bulk communications process using multiple delivery media Nicholas Rowland Bird, Kevin Bryan Levine, Robert B. Silver, Michael Robert Stewart, Alexander John Omillian +1 more 2010-05-11
4266488 Relocking device for safes and the like 1981-05-12